Week 3 - External flow simulation over an Ahmed body.

AIM : To simulate the isentropuc flow through a quasi 1D subsonic-supersonic nozzle . to solve both conservation &non-conservation forms of the governing equations by using mac-Cormack's technique. & to determine the steady-state temperature distribution for the flow-field variables and investigate the difference…

AIM : To solve the steady and unsteady state of heat conduction equation. OBJECTIVE :  Steady state analysis & Transient State Analysis Solving the 2D heat conduction equation by using the point iterative techniques. The Boundary conditions for the problem are as follows; Top Boundary = 600 K Bottom Boundary =…

AIM :To Derive The Fourth Order Approximations Of A Second Order Derivative Using Central Differencing Scheme, Skewed Right Sided Difference And Skewed Left Sided Difference With The Help Of Taylor Table Method And To Compare The Analytical Derivative With Obtained Values For The Given Function.   SCHEME DERIVATIONS…

                        STEADY-STATE CONJUGATE HEAT TRANSFER ANALYSIS  ON A GRAPHICS CARD AIM :  To Simulate Conjugate Heat Transfer (CHT) Analysis on a model of a graphics card. Objectives:   Run the simulation by varying the…

Aim : The Aim Is To Understand The Rayleigh Taylors Instability Phenomena And How It Takes Place. Objective : Some Practical Cfd Models That Have Been Based On The Mathematical Analysis Of Rayleigh Taylor Waves. Explain How These Mathematical Models Have Been Adapted For Cfd Calculations. Perform The Rayleigh Taylor…

Aim: To Simulate Conjugate Heat Transfer (CHT) Analysis On Exhaust Port. Objective: Theory Explanation Mesh Refinement Up To Maximum Limit Figure It Out Streamline And Boundary Wall Heat Transfer Theory: The Conjugate Heat Transfer (CHT) Analysis Type Allows for The Simulation of Heat Transfer Between Solid And Fluid Domains…

AIM: To simulate the flow over an ahmed body and do mesh independency test. OBJECTIVE: Simulating flow over an ahmed body Selection of the model Creating virtual wind tunnels Optimising the mesh through mesh dependency test Wake region and its impact Study on velocity trend at various location EXPLANATION: Q1. Describe…

AIM: To Simulate the flow over a cylinder and explain the phenomenon of Karman vortex street.  OBJECTIVE:  Performing 2D simulation. Modifying REYNOLDS NUMBER. Creating a customised fluid. Creating a run-time animations. Visualizing VORTEX SHEDDING. Adding monitor points. Creating animation files. Numerical…

AIM: To simulate and study the flow and mixing effectiveness of a short and long tee for different momentum ratio. OBJECTIVE: volume extraction of model through spaceclaim. perform defined mesh. setup the boundary conditions of k-epsilon and k-omega sst,different momentum ratios,velocitys and temperature. And finally CFD…

AIM: To create  surface meshing & Volume meshing process on TESLA CYBER TRUCK. OBJECTIVE: To avoid or eliminate the geometrical errors and perform a topolgy cleanup. To set  different target lengths  for individual PID'S and to mesh the model. To perform surface mesh & volume mesh. REQUIREMENTS:…

AIM: To create  surface wrap meshing process on engine,gear box,transmission model. OBJECTIVE: To avoid or eliminate the geometrical errors and perform a topolgy cleanup. To set  target lengths and merge for individual models and to mesh the model. To perform surface wrap mesh. THEORY:  Surface wrap…

AIM: To create  surface meshing & Volume meshing process on BMW CAR  OBJECTIVE: To avoid or eliminate the geometrical errors and perform a topolgy cleanup. To set  different target lengths  for individual PID'S and to mesh the model. To perform surface mesh & volume mesh. REQUIREMENTS:…

AIM: To create  surface meshing & Volume meshing process on turbo charger.   OBJECTIVE: To avoid or eliminate the geometrical errors and perform a topolgy cleanup. To set  different target lengths  for individual PID'S and to mesh the model. To perform surface mesh & volume mesh. REQUIREMENTS:…

AIM: to create a rankine cycle simulator using octave/matlab THEORY: the rankine cycle is the fundamental operating cycle of all power plants where an operating fluid is continuously evaporated and condensed. the selection of operating fluid depends mainly on the available temperature range. figure 1 shows…

AIM: To create a fine mesh on a pressure valve OBJECTIVE: To avoid or eliminate the geometrical errors and perform a topolgy cleanup to set three different target lengths aa three different cases and to mesh the model REQUIREMENTS: Target length = 1mm, 3 mm and 5 mm (i.e. 3 cases) Element type = Tria PROCEDURE: Open the…

AIM: to parse the nasa thermodynamic data and to calculate the molecular weight of the species and to plot the cp,enthalpy,entropy for the local temperature range for o2,n2,co2.   FILE PARSING: file parsing refers to examining a file. Using file parsing, data can be extracted from the file which can be stored…

INTRODUCTION OF GA: a genetic algorithm (ga) is a method for solving both constrained and unconstrained optimization problems based on a natural selection process that mimics biological evolution. the algorithm repeatedly modifies a population of individual solutions. at each step, the genetic algorithm randomly selects…

  The ODE for simple pendulum considering damping is given as : d2θdt2+(bm)⋅dθdt+(gl)⋅sin(θ)=0">d2θdt2+(bm)⋅dθdt+(gl)⋅sin(θ)=0d2θdt2+(bm)⋅dθdt+(gl)⋅sin(θ)=0 we cannot solve 2nd order ode in matlab hence we have to convert it into…

EXPLANATION INTRODUCTION ABOUT FORWARD KINEMATICS OF A 2R ROBOTIC ARM Here the robotic arm contains the two links and one manipulator,Depends on requirement the manipulator may change like a welder,cutting tool,sprayer etc., The robotic arm have l1,l2,consider as link 1&2,the angles are theta1 and theta2 respected…